45179793049 has 16 divisors (see below), whose sum is σ = 47008512000. Its totient is φ = 43375671360.

The previous prime is 45179792981. The next prime is 45179793077. The reversal of 45179793049 is 94039797154.

It is a cyclic number.

It is not a de Polignac number, because 45179793049 - 2⁷ = 45179792921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45179792984 and 45179793002.

It is not an unprimeable number, because it can be changed into a prime (45179793089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1981687 + ... + 2004355.

It is an arithmetic number, because the mean of its divisors is an integer number (2938032000).

Almost surely, 2^45179793049 is an apocalyptic number.

It is an amenable number.

45179793049 is a deficient number, since it is larger than the sum of its proper divisors (1828718951).

45179793049 is a wasteful number, since it uses less digits than its factorization.

45179793049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23208.

The product of its (nonzero) digits is 8573040, while the sum is 58.

The spelling of 45179793049 in words is "forty-five billion, one hundred seventy-nine million, seven hundred ninety-three thousand, forty-nine".